All reports
Report
The Growth of Space Debris
The amount of space debris orbiting the Earth has steadily increased since 1957.
Report
Federal Science and the Public Good
Strong U.S. investment in independent science has brought the nation economic progress, science-based public policy, and global scientific leadership.
Report
Fire When Not Ready
Because the nuclear industry cannot or will not meet fire protection regulations and the NRC does nothing about it, Americans face undue risk.
Report
Getting There Greener
The Union of Concerned Scientists presents the first comprehensive analysis—peer-reviewed by experts—of the highest-carbon and lowest-carbon options for vacation travel.
Report
Importing Pollution
We must take critical steps to ensure that the regional greenhouse gas initiative doesn't unwittingly contribute to greater use of coal elsewhere.
Report
Delivering the Green
Improving truck efficiency is not only good for the bottom line but also can help California meet its global warming, air quality, and petroleum dependence goals.
Report
The Chinese Shenzhou 7 “Companion Satellite”
Analysis of the BX-1’s guidance mechanism indicates that it could not maneuver at close range around another country’s satellite
Report
Land Use Changes and Biofuels
Analysis to consider the impacts that the use of agricultural, forest, rain forest, and other lands for the development of bio-based transportation fuels may have on their lifecycle global warming carbon dioxide footprint.
Report
Carbon Counts in the 2007 Renewable Fuel Standard
The Renewable Fuel Standard (RFS) included in the 2007 energy bill is a key first step toward reducing global warming pollution from our nation’s transportation fuels.
Report
The Role of Food Crops as Transportation Fuel
Concerns about the use of food crops to make biofuels have been growing due to a sharp increase in both food and fuel prices, along with studies suggesting that production of these fuels may increase global warming pollution.
Report
Coal Power in a Warming World
If the United States continues burning coal the way it does today, it will be impossible to achieve the reductions in heat-trapping emissions needed to prevent dangerous levels of global warming.
Report
Climate Change In Pennsylvania
In-depth analysis of the risks of climate change in Pennsylvania and the opportunities available to reduce heat-trapping emissions.